Detailed Evaluation & Buyer Recommendation
Sylvan 8520 Party Fish 4.0 - IN STOCK 2022 vs Sylvan Expedition Sport 1800 DC 2011 — Same Brand, Different Boat
The Sylvan 8520 Party Fish 4.0 - IN STOCK 2022 vs Sylvan Expedition Sport 1800 DC 2011 comparison sits squarely in the category of decisions where specs alone won't tell the whole story — intended use, storage, and long-term ownership costs all factor in.
The Sylvan Expedition Sport 1800 DC 2011 tops out at 150 hp. Engine specs for the Sylvan 8520 Party Fish 4.0 - IN STOCK 2022 aren't listed — confirm with a dealer before selecting an outboard.
For family outings this is probably the sharpest distinction between the two. The Sylvan Expedition Sport 1800 DC 2011 is rated for 7 passengers, while the Sylvan 8520 Party Fish 4.0 - IN STOCK 2022 caps at 6. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Sylvan Expedition Sport 1800 DC 2011 could be the deciding factor.
Bottom line: Choose the Sylvan Expedition Sport 1800 DC 2011 if your priority is putting more people on the water — it handles 7 passengers and at 18,1 ft it has the deck room to back that rating up comfortably. The Sylvan 8520 Party Fish 4.0 - IN STOCK 2022 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 6 that costs less to run day-to-day.
Measurements / Dimensions
Length overall - Detail20.00 ft
Length overall - Detail18 ft. 1 in
Length - Feet20
Length - Feet18.08
Length overall - Meters6.1
Length overall - Meters5.51
Length overall - Inches240
Length overall - Inches217
Beamnot available
Beam96 in
Beam - Metersnot available
Beam - Meters2.44
Beam - Inchesnot available
Beam - Inches96
Depth - Detailnot available
Depth - Detail25 in
Depth - Centimetersnot available
Depth - Centimeters63.5
Depth - Inchesnot available
Depth - Inches25
Weight - Detailnot available
Weight - Detail1,400 lbs
Weight - kgnot available
Weight - kg635.03
Weight - lbs.not available
Weight - lbs.14
Width [transom] - Detailnot available
Width [transom] - Detail90 in
Engine and Drivetrain
Fuel typeOther
Fuel typeGas
Engine/s standardnot available
Engine/s standardMercury 115 EXLPT Optimax
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail31 gal
Fuel tank capacity - Litersnot available
Fuel tank capacity - Liters117.35
Fuel tank capacity - Galnot available
Fuel tank capacity - Gal31
Engine maxnot available
Engine max150 hp
Operational Info
Boat typePower
Boat typenot available
Maximum capacitynot available
Maximum capacity1,625 lbs
Maximum peoplenot available
Maximum people7
General Boat Info
Makenot available
MakeSylvan
Modelnot available
ModelExpedition Sport 1800 DC
Model Yearnot available
Model Year2011
Body / Hull
Hull materialnot available
Hull materialAluminum
Hull typenot available
Hull typeModified Vee
Pontoon and Inflatable Specific
Tube gaugenot available
Tube gaugeBottom: 0.100 in. Side: 0.080 in. Rib: 0.100 in